222118336 has 56 divisors (see below), whose sum is σ = 489990384. Its totient is φ = 99041280.

The previous prime is 222118327. The next prime is 222118339. The reversal of 222118336 is 633811222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222118339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34336 + ... + 40288.

Almost surely, 2^222118336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222118336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (244995192).

222118336 is an abundant number, since it is smaller than the sum of its proper divisors (267872048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222118336 is a wasteful number, since it uses less digits than its factorization.

222118336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6029 (or 6019 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

The square root of 222118336 is about 14903.6349928465. The cubic root of 222118336 is about 605.6124626685.

Adding to 222118336 its reverse (633811222), we get a palindrome (855929558).

The spelling of 222118336 in words is "two hundred twenty-two million, one hundred eighteen thousand, three hundred thirty-six".